Spalding's Dotted-Blue
Euphilotes spaldingi (Barnes & McDunnough, 1917)
Family: Lycaenidae
Subfamily: Polyommatinae
Identification: Upperside of male blue with wide dark border; female brown with orange band on both fore- and hindwings. Underside of both sexes gray with black spots and orange marginal bands on both wings.
Wing Span: 1 - 1 1/8 inches (2.5 - 2.9 cm).
Life History: Males patrol erratically for females.
Flight: One brood from June-July.
Caterpillar Hosts: Eriogonum racemosum in the buckwheat family (Polygonaceae).
Adult Food: Nectar from flowers including Eriogonum jamesi.
Habitat: Rocky outcrops on elevated pinyon-juniper plateaus.
Range: Northeastern New Mexico, northern Arizona, southwest Colorado, Utah, and western Nevada.
Conservation: Many populations on public lands are not in need of specific protection.
NCGR: G3 - Very rare or local throughout its range or found locally in a restricted range (21 to 100 occurrences). (Threatened throughout its range).
Management Needs: Monitor populations and habitats for invasion of exotic plants such as cheatgrass.
Comments: NULL
Thank you!
We want to express our gratitude to all who showed their support by making a contribution this year. You can donate to support this project at any time.
Verified Sightings
Displaying 1 - 24 of 67 verified sightings

Observation date: Aug 03, 2022
Submitted by: stevecary
Region: Taos County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 15, 2022

Observation date: Jul 19, 2022
Submitted by: Paul Prappas
Region: Ouray County, Colorado, United States
Verified by: mikefisher
Verified date: Jul 31, 2022

Observation date: Jun 30, 2022
Submitted by: topper72
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 15, 2022

Observation date: Jul 10, 2022
Submitted by: tjay13
Region: Rio Arriba County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 14, 2022

Observation date: Jul 09, 2021
Submitted by: Robb Hannawacker
Region: San Juan County, Utah, United States
Verified by: RaisingButterfl...
Verified date: Dec 16, 2021

Observation date: Aug 06, 2021
Submitted by: joeschelling
Region: Cibola County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 09, 2021

Observation date: Aug 02, 2021
Submitted by: rebeccagracey
Region: Bernalillo County, New Mexico, United States
Verified by: stevecary
Verified date: Aug 03, 2021

Observation date: Jul 25, 2021
Submitted by: topper72
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 31, 2021

Observation date: Jul 19, 2021
Submitted by: topper72
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 24, 2021

Observation date: Jul 26, 2019
Submitted by: Robb Hannawacker
Region: Coconino County, Arizona, United States
Verified by: John Saba
Verified date: Jul 14, 2021

Observation date: Jun 29, 2020
Submitted by: stevecary
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Nov 12, 2020

Observation date: Jun 26, 2020
Submitted by: joeschelling
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 05, 2020

Observation date: Jun 25, 2020
Submitted by: joeschelling
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 05, 2020

Observation date: Jul 28, 2012
Submitted by: Jonathan Batkin
Region: Rio Arriba County, New Mexico, United States
Verified by: stevecary
Verified date: Jan 19, 2020

Observation date: Jul 28, 2012
Submitted by: Jonathan Batkin
Region: Santa Fe County, New Mexico, United States
Verified by: stevecary
Verified date: Dec 30, 2019

Observation date: Aug 01, 2018
Submitted by: ncrosbyrd
Region: Apache County, Arizona, United States
Verified by: Ken Davenport
Verified date: Dec 08, 2019

Observation date: Jul 12, 2015
Submitted by: ncrosbyrd
Region: Gunnison County, Colorado, United States
Verified by: mikefisher
Verified date: Sep 16, 2015

Observation date: Jun 30, 2013
Submitted by: joeschelling
Region: Colfax County, New Mexico, United States
Verified by: stevecary
Verified date: Jul 07, 2013

Observation date: Jul 07, 1993
Submitted by: legacy.reporter (Jim Brock)
Region: Apache County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Dec 01, 2012

Observation date: Aug 04, 2011
Submitted by: legacy.reporter (Ken Kertell)
Region: White Pine County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012

Observation date: Jul 15, 1977
Submitted by: legacy.reporter (Ron Wielgus)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012

Observation date: Aug 01, 1978
Submitted by: legacy.reporter (George T. Austin)
Region: Lincoln County, Nevada, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012

Observation date: Aug 10, 1976
Submitted by: legacy.reporter (Charles Sekerman)
Region: Coconino County, Arizona, United States
Verified by: Ken Davenport (Ken Davenport)
Verified date: Jan 01, 2012

Observation date: unknown
Submitted by: RaisingButterfl... (Todd Stout)
Region: United States
Verified by: BAMONA
Verified date: Nov 25, 2011
- 1 of 3
- next ›